#ifndef SALARY_HANDLER_H
#define SALARY_HANDLER_H

#include <string>

class SalaryHandler {
public:
    std::string getAllSalaries();
    std::string getSalaryById(const std::string& id);
    std::string addSalary(const std::string& data);
    std::string updateSalary(const std::string& id, const std::string& data);
    std::string deleteSalary(const std::string& id);
    std::string getSalaryStatistics();
    std::string getSalaryByEmployee(const std::string& employee_id);
};

#endif // SALARY_HANDLER_H 